CN87105182A - Armature for an electric motor - Google Patents
Armature for an electric motor Download PDFInfo
- Publication number
- CN87105182A CN87105182A CN87105182.6A CN87105182A CN87105182A CN 87105182 A CN87105182 A CN 87105182A CN 87105182 A CN87105182 A CN 87105182A CN 87105182 A CN87105182 A CN 87105182A
- Authority
- CN
- China
- Prior art keywords
- terminal
- armature
- pedestal
- commutator
- commutator segment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004804 winding Methods 0.000 claims abstract description 27
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 39
- 239000000463 material Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 5
- 229920001169 thermoplastic Polymers 0.000 claims description 5
- 239000004416 thermosoftening plastic Substances 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 229920001187 thermosetting polymer Polymers 0.000 claims description 2
- 239000004677 Nylon Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000005011 phenolic resin Substances 0.000 description 2
- 229920001568 phenolic resin Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011549 displacement method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/32—Connections of conductor to commutator segment
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
- H02K13/04—Connections between commutator segments and windings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
- Y10T29/49011—Commutator or slip ring assembly
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
- Y10T29/49012—Rotor
Abstract
An armature includes a winding having a terminal portion (32), a plurality of commutator segments (34) and terminals (36) in combination. Each terminal has at least one slot straddling and gripping a respective terminal portion to electrically connect the terminal portion to the commutator segment. The base (10) supports the segments (34), and a single terminal carrier (12) has a plurality of terminal blocks (18) for securing terminals (36). By separating the base from the terminal holder, the armature can be wound only in the position of the terminal holder, the base being added after, and therefore there is more space for handling during winding.
Description
The present invention relates to be used for a kind of armature of motor.
In British patent No.2128818B, a kind of connection method between armature winding and the commutator segment has been described, this method need not heat but utilize so-called insulation displacement method (the principle of insulation displacement) to realize connecting, this method is that a wire squeezes with insulated cladding is gone into this diameter of wire of a channel ratio is in the narrow groove, to become to constitute contacting of a kind of intact metal to metal between the whole terminal at this lead with commutator segment.
In above-mentioned patent, commutator segment is installed on the pedestal, and an end of this pedestal has a plurality of integral end stromas that radially extend, to hold above-mentioned terminal.When the armature wire-wound is gone into terminal base, the coiling handle of lead wire (winding arm) when lead around terminal base by the time may block pedestal.
In order to reduce this defective, a kind of armature that is used for motor provided by the present invention comprises: the winding with wiring part; A plurality of commutator segments; Each commutator segment has a whole terminal that is provided with straddle mounting and grips the groove of corresponding wiring part; One in order to support the commutator pedestal of described commutator segment; With a terminal frame independently, this terminal frame has a plurality of terminal bases of settling described binding post in it.
In fact, have now found that the most handy some commutator segment material goes making (for example to have flexible plastic material, heat softenable nylon) the known pedestal of the integral end stroma of (thermo softening nylon), so that embed during the terminal, this terminal base can deflection.Yet, it is found that this pedestal is through can't stand the motor run duration, the temperature that is run into when particularly all stall current is by the interface between brushgear and the commutator segment under the stall situation.
For overcoming this shortcoming, the terminal frame can be made by thermoplastic, uses the material commutator pedestal of standing higher temperature than the thermoplastic of terminal frame simultaneously.
Like this, commutator pedestal and terminal frame are to be made by different materials, and be many from the function that is suitable for realizing that it must be finished.
Other preferred properties of the present invention and advantage are showed in following explanation and the appended claims.
With regard to a kind of best assembly sequency, earlier the terminal frame is installed on the armature shaft, be close to a stack of laminations, and then the coiling armature, during winding the line, the wire connecting portion branch is configured in the terminal base of terminal frame.Commutator segment is preloaded onto on the commutator pedestal, by allowing this pedestal slide, this assembly is embedded into wound armature then along armature shaft.When the terminal with commutator segment integral body entered separately terminal base, described groove was on lead, to form and to keep its contacting with separately wiring part.
Referring now to accompanying drawing, be described more specifically the present invention with way of example, with regard to accompanying drawing:
Fig. 1 forms the terminal frame of part armature with plan representation, and shows the configuration of a terminal base with broken section;
Fig. 2 is a commutator segment of representing with the blank form and the plane graph of terminal;
Fig. 3 is the end view of Fig. 2 commutator segment and terminal, represents this commutator segment and terminal work structuring;
Fig. 4 is the part zoomed-in view of terminal shown in Figure 2,
Fig. 5 is a stereogram of the commutator that assembles, and this commutator comprises pedestal and before being embedded in the terminal frame, commutator segment mounted thereto and
Fig. 6 is the vertical cross section with commutator after the assembling of Fig. 1 terminal frame and Fig. 5, and the commutator that assembles is connected on this terminal frame.
Fig. 1 and 6 expressions are by the molded terminal frame of getting support body 12 shapes that forms of thermoplastic (for example heat softenable nylon).Support body 12 has 14 and 16 two parts and is fixedly installed on the armature shaft (not shown) of motor.Part 14 comprises three terminal bases 18, and part 16 then plays the distance piece effect that the part 14 of support body 12 is separated with the pedestal of armature group (not shown).Support body 12 is with commutator pedestal 10(Fig. 5 and 6) match, to support commutator segment and the terminals that become integral body with it, its supporting way will be explained below.Pedestal 10 is to be made by a kind of material that withstands higher temperature than support body 12, for example, it is the thermoset plastics by phenolic resins and so on, or be equipped with metal that metal oxide makes insulating barrier (for example, anodized aluminum) makes, to avoid working as electric current, particularly full stall current causes softening and distortion during interface by brush/commutator.Pedestal 10 is a hollow circuit cylinder basically, has three arc ears 38 in its back-end, and arc ear 38 is around the circumference spaced at equal intervals of pedestal 10, and its each all with 14 one-tenth tight fits of part of the support body 12 of 18 of a pair of abutting end stromas.
Three terminal bases 18 of support body 12 are to be in around the circumference of support body 12 equidistantly to be separated by.Each of terminal base 18 is used to realize being connected between armature winding one appropriate section and the commutator segment.
Represented one of terminal base 18 with profile among Fig. 1.This terminal base has sidewall 20, end wall 22 and upper shield 24.End wall 22 is adjacent with distance piece 16, has formed the opening 26 of separator 16 dorsad by wall 20,22 and upper shield 24.Described sidewall is all parallel with the longitudinal axis of support body 12.
Boss 28 is outstanding and in half length of the about sidewall 20 of interior extension of terminal base 18 from the inner surface of end wall 22 central authorities.Boss 28 is parallel to the longitudinal axis extension of support body 12 and only links support body 12 by end wall 22.Each sidewall 20 of terminal base 18 has the groove 30 of the longitudinal axis extension that is parallel to support body 12, and this groove extends a length from the commutator end of terminal base 18 and ends at the free end of boss 28.The part 32 of armature winding rests on the end of boss 28 by 30 while of the groove winding part 32 of a terminal base 18.The outer surface of sidewall 20 is splayed, so that winding part 32 enters in the groove 30.
A kind of commutator segment 34 and terminal 36 of combination are shown in Fig. 2 and 3.Fig. 2 has represented this combination with the blank form and Fig. 3 is when forming its work structuring, the end view of this combination.Lug 42 after width reduces is arranged on the leading section of commutator segment 34, and lug 42 has the jump ring sheet 44 that a center is pressed into.
Just as seen in Figure 3, commutator segment 34 presents with the external diameter of cylindrical base 10 corresponding to arc.Lug 42 oppositely extends downwards and along the length of commutator segment 34 with the jump ring sheet 44 that protrudes below it.Terminal 36 self-commutation sheets 34 are vertically crooked, and the arm 52 of terminal 36 comprises that the middle part 54 that keyhole formation part 48 is separately curved this terminal is 90 degree.Therefore arm 52 is parallel to each other, and is parallel to the longitudinal axis of commutator segment 34, extends forward along its length.The free end 56 of terminal 36 is by crooked like this, curved when parallel to each other with convenient arm 52, and end 56 forms and is tilted in relation to each other.
Fig. 4 is by half of schedule of proportion diagrammatic sketch 2 terminals 36 that amplified.It has represented that the bending between middle body 54 and the arm 52 occurs in the zone 58.Represented that equally also the bending between arm 52 and terminal 56 occurs in the zone 60.But, the main purpose of Fig. 4 is the detailed structure for expression key hole shape otch section 48.Be exactly that this feature has been guaranteed contact with armature winding portion 32.Reduction from the center of notch portion 46 to this section of beginning size of keyhole part 48 has constituted an infundibulate, so that arm 52 is directed on the winding part 32.Be provided with two blades 62 entering keyhole part 48 a bit of distances, these two blades have the sharp knife edges 64 that extend in the otch 48.Best, blade 62 is to form by accurate together stamping procedure.Another program, as shown in the figure, blade 62 is made of arm 52, but separates from part wherein, so that sharp blade 64 can flexibly push otch 48.Along otch 48, width is littler in the back of blade 62.The round nose 66 of otch 48 has guaranteed that each edge of otch 48 to the centrifugation by winding part 32, has certain resilience force.
Fig. 6 represents to be connected to the commutator that assembles of the Fig. 5 behind the terminal frame of Fig. 1.Each terminal 36 enters corresponding terminal base 18, and the middle body 54 of terminal 36 is crossed boss 28.Winding part 32 is imported into keyhole otch 48.When terminal 36 above lead 32 by the time, the sharp knife edges 64 of blade 62 is cut off the insulating barrier on the leads 32, and terminal 36 further enter the narrow 68 that forces lead 32 to be pressed into otch 48.
The very little resilience force that is produced by circular portion 66 and the relative size of lead and part 68 have guaranteed that arm 52 continues to be pressed on the lead 32 with residue elastic force, and this elastic force is being kept high contact pressure, has guaranteed a kind of reliably long-term contact.
The upper shield 24 of pawl 50 tight card terminal bases 18, thus terminal 36 is fixed within the terminal base 18.Can provide supplementary retention by the middle body 54 of terminal 36 and the joint between the boss 28.The arm 52 of terminal 36 can be curved angles that are slightly smaller than 90 degree from middle body 54, so that the effect of the side arm 20 by withstanding terminal base 18 has formed the maintenance to terminal 36.When the width of terminal 36 is a kind of tight fit to the inside dimension of terminal base 18, then form further confining force.
The assembling process of armature is as follows:
At first support body 12 is placed on the pivot, distance piece 16 is near the stack of laminations pedestal.The end of lead 32 put into the groove 30 on the sidewall 20 that is arranged on terminal base 18, and with the lead-in wire built-in end stroma 18 of armature winding.
This process is being repeated, and all by around intact, at this moment, the tail end of winding is placed in the groove 30 of the first terminal seat 18 up to all coils, and by toward pusher till this tail end is done in abutting connection with the winding coiling and is close to the leading-in end of boss 28 placements during beginning.Then, lead 32 is cut off, and this armature is taken out from coil winding machine.
Above-mentioned armature has the advantage of armature described in the British patent No.2128818B, but also has added such advantage, that is, pedestal 10 and support body 12 are independently made, and can respectively be must finish materials with function by a kind of its realization of adaptation to make.Therefore, can adopt the thermoplasticity support body 12 of meeting deflection during terminal 36 inserts, pedestal 10 will be stood higher temperature simultaneously.
Another kind method, pedestal 10 can be made by the rigid material such as phenolic resins.In this case, 34,36 sections is to constitute (this just depends in part on the shape of terminal part 36 and otch 46,48) with can produce crooked material when being pressed into terminal base.
Above embodiment provides by way of example.For those skilled in the art, it then is conspicuous making various improvement without departing from the present invention.For example, commutator may be the sort of of panel type commutator-as described in the UK Patent Application No.8629625 that awaits the reply number.The version of commutator segment can be similar to the mode described in the UK Patent Application No.8629624 of pending trial, so that the connection between armature winding and the commutator can be finished during the coiling of armature.
The present invention especially (rather than uniquely) can be applicable to the armature of fractional horse power motor.
Claims (11)
1, be used for a kind of armature of motor, it is characterized in that comprising:
-one winding with wiring part,
-a plurality of commutator segments, each commutator segment have a whole terminal that is provided with straddle mounting and grips the groove of the part of wiring separately,
-in order to support a commutator pedestal of described commutator segment, reach
-have one of a plurality of terminal bases in order to a fixed terminal independently terminal frame.
2, according to a kind of armature of claim 1, it is characterized in that: wherein said pedestal and terminal frame can be installed on the armature shaft independently.
3, according to a kind of armature of claim 1 or 2, it is characterized in that: wherein said terminal frame is made by thermoplastic, and this commutator pedestal is to be made by a kind of material of standing higher temperature than the thermoplastic of this terminal frame.
4, according to claim 1, a kind of armature of 2 or 3, it is characterized in that: wiring wherein partly scribbles insulating barrier, and each terminal groove has the blade of two cutting usefulness, be introduced into wiring partial insulating layer in the groove in order to cutting, obtaining electrically contacting between wiring part and the terminal, and described groove since its straddle mounting and grip described wiring part just keeping described and electrically contacting.
5, according to each a kind of armature of claim 1 to 4, it is characterized in that: wherein each terminal has at least two parallel arms, and each arm has a straddle mounting and grips the groove of described blank area.
6, according to a kind of armature of aforesaid arbitrary claim, it is characterized in that: wherein each terminal has one to be used for described terminal is fixed on pawl in the terminal base separately.
7, according to a kind of armature of aforementioned arbitrary claim, it is characterized in that: wherein the commutator pedestal is made by thermoset plastics.
8, according to each a kind of armature of claim 1 to 4, it is characterized in that: wherein the commutator pedestal is be covered with the metal oxide insulating barrier metal.
9, be provided with motor according to a kind of armature of aforementioned arbitrary claim.
10, be used for a kind of armature of motor, it is characterized in that comprising:
-a plurality of commutator segments, each commutator segment have a whole terminal that has a groove,
-one terminal frame that can be installed on the motor reel, described terminal frame has a plurality of terminal bases that are used for admitting separately a described terminal,
-with the disjunct pedestal of described terminal frame, described pedestal can be installed in the described axle that adjoins this terminal frame and go up and be arranged to support described commutator segment,
Wherein said terminal frame can be installed on the axle of motor, and the lead of an armature winding can be reeled by a described terminal base simultaneously, and in view of the above, described pedestal and described commutator segment can be installed on this axle.
11, a kind of method of assembling motor armature is characterized in that may further comprise the steps:
-armature core and a commutator segment terminal frame are installed on the axle, described terminal frame has the terminal base that is used for described terminal,
-around this coiling armature coil, described terminal base coiling is partly passed in the wiring of winding,
-the commutator segment pedestal is installed on this axle, and commutator segment is installed on this pedestal, described commutator segment has and is installed in the terminal base in order to partly to form the terminal part of electrical connection with winding connection.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8706167 | 1987-03-16 | ||
| GB08706167A GB2202384A (en) | 1987-03-16 | 1987-03-16 | Connecting armature winding to commutator segments of an electric motor |
| GB8708781 | 1987-04-13 | ||
| GB08708781A GB2204453A (en) | 1987-03-16 | 1987-04-13 | Connections between armature windings and commutator segments for an electric motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN87105182A true CN87105182A (en) | 1988-10-05 |
| CN1021685C CN1021685C (en) | 1993-07-21 |
Family
ID=26292018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN87105182A Expired - Lifetime CN1021685C (en) | 1987-03-16 | 1987-07-20 | Armature for electric motor |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US4881000A (en) |
| EP (1) | EP0282670B1 (en) |
| CN (1) | CN1021685C (en) |
| AU (1) | AU600512B2 (en) |
| DE (2) | DE3787525T2 (en) |
| HK (1) | HK37695A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104158055A (en) * | 2014-07-31 | 2014-11-19 | 瑞安市恒丰机电有限公司 | Commutator processing method |
| CN104685768A (en) * | 2012-09-24 | 2015-06-03 | 阿莫泰克有限公司 | Single rotor-type motor |
| CN106911232A (en) * | 2017-04-01 | 2017-06-30 | 宁波韵升汽车电机系统有限公司 | The pressure setting and drawing method of armature commutator |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3787525T2 (en) * | 1987-03-16 | 1994-01-20 | Johnson Electric Sa | Anchor for an electric motor. |
| GB2220109A (en) * | 1988-06-28 | 1989-12-28 | Johnson Electric Ind Mfg | Connecting armature windings to commutator segments |
| US5189329A (en) * | 1988-09-26 | 1993-02-23 | Johnson Electric S.A. | Assembled commutator |
| JPH05226047A (en) * | 1991-03-18 | 1993-09-03 | Hitachi Ltd | Commutator with built-in capacitor and manufacture thereof |
| US5216309A (en) * | 1991-06-26 | 1993-06-01 | General Electric Company | Apparatus for electrically insulating a commutator of a dynamoelectric machine |
| JP3051222B2 (en) * | 1991-10-25 | 2000-06-12 | マブチモーター株式会社 | Small motor |
| US5679996A (en) * | 1992-04-25 | 1997-10-21 | Johnson Electric S.A. | Assembled commutator |
| GB9409375D0 (en) * | 1994-05-11 | 1994-06-29 | Johnson Electric Sa | Noise suppressed commutator |
| US5742111A (en) * | 1996-01-18 | 1998-04-21 | Surge Power Corporation | D.C. electric motor |
| US6072252A (en) * | 1997-04-03 | 2000-06-06 | Electric Boat Corporation | Composite electric motor shaft |
| CN102891414B (en) * | 2011-07-18 | 2016-04-13 | 德昌电机(深圳)有限公司 | Commutator assembly and brush motor |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2000715A (en) * | 1932-09-30 | 1935-05-07 | Westinghouse Electric & Mfg Co | High speed commutator |
| US3773476A (en) * | 1972-01-28 | 1973-11-20 | Olin Corp | Electrical commutator |
| AU1688676A (en) * | 1976-08-16 | 1978-02-23 | Gakken Co Ltd | Miniature electric motors |
| DE3011047C2 (en) * | 1979-03-23 | 1982-12-16 | Nippondenso Co., Ltd., Kariya, Aichi | Heat-resistant, insulated electrical conductor wire and method for making the same |
| GB2128818B (en) * | 1982-10-11 | 1986-02-12 | Johnson Electric Ind Mfg | An armature |
| JPS59107574U (en) * | 1982-12-29 | 1984-07-19 | マブチモ−タ−株式会社 | Commutator device for small motors |
| US4638202A (en) * | 1985-09-11 | 1987-01-20 | Resinoid Engineering Corporation | Commutator and method of making same |
| US4713013A (en) * | 1987-01-30 | 1987-12-15 | Molex Incorporated | Compliant high density edge card connector with contact locating features |
| US4757602A (en) * | 1987-03-06 | 1988-07-19 | Onan Corporation | Method for installing a collector ring assembly |
| DE3787525T2 (en) * | 1987-03-16 | 1994-01-20 | Johnson Electric Sa | Anchor for an electric motor. |
-
1987
- 1987-07-10 DE DE87306147T patent/DE3787525T2/en not_active Expired - Lifetime
- 1987-07-10 DE DE198787306147T patent/DE282670T1/en active Pending
- 1987-07-10 EP EP87306147A patent/EP0282670B1/en not_active Expired - Lifetime
- 1987-07-20 CN CN87105182A patent/CN1021685C/en not_active Expired - Lifetime
- 1987-07-29 US US07/078,994 patent/US4881000A/en not_active Expired - Lifetime
- 1987-08-27 AU AU77644/87A patent/AU600512B2/en not_active Ceased
-
1988
- 1988-11-29 US US07/277,348 patent/US4930210A/en not_active Expired - Lifetime
-
1995
- 1995-03-16 HK HK37695A patent/HK37695A/en not_active IP Right Cessation
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104685768A (en) * | 2012-09-24 | 2015-06-03 | 阿莫泰克有限公司 | Single rotor-type motor |
| CN104158055A (en) * | 2014-07-31 | 2014-11-19 | 瑞安市恒丰机电有限公司 | Commutator processing method |
| CN106911232A (en) * | 2017-04-01 | 2017-06-30 | 宁波韵升汽车电机系统有限公司 | The pressure setting and drawing method of armature commutator |
| CN106911232B (en) * | 2017-04-01 | 2024-04-16 | 宁波韵升电驱动技术有限公司 | Pressing device and pressing method for armature commutator |
Also Published As
| Publication number | Publication date |
|---|---|
| AU600512B2 (en) | 1990-08-16 |
| DE3787525T2 (en) | 1994-01-20 |
| AU7764487A (en) | 1988-09-15 |
| DE3787525D1 (en) | 1993-10-28 |
| CN1021685C (en) | 1993-07-21 |
| DE282670T1 (en) | 1989-01-05 |
| EP0282670B1 (en) | 1993-09-22 |
| US4930210A (en) | 1990-06-05 |
| HK37695A (en) | 1995-03-24 |
| EP0282670A1 (en) | 1988-09-21 |
| US4881000A (en) | 1989-11-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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